diff options
Diffstat (limited to 'arch/um/Kconfig.debug')
| -rw-r--r-- | arch/um/Kconfig.debug | 62 |
1 files changed, 21 insertions, 41 deletions
diff --git a/arch/um/Kconfig.debug b/arch/um/Kconfig.debug index 5681a8bd370..68205fd3b08 100644 --- a/arch/um/Kconfig.debug +++ b/arch/um/Kconfig.debug @@ -2,59 +2,39 @@ menu "Kernel hacking" source "lib/Kconfig.debug" -config CMDLINE_ON_HOST - bool "Show command line arguments on the host in TT mode" - depends on MODE_TT - default !DEBUG_INFO - help - This controls whether arguments in guest processes should be shown on - the host's ps output. - Enabling this option hinders debugging on some recent GDB versions - (because GDB gets "confused" when we do an execvp()). So probably you - should disable it. - -config PT_PROXY - bool "Enable ptrace proxy" - depends on XTERM_CHAN && DEBUG_INFO && MODE_TT - help - This option enables a debugging interface which allows gdb to debug - the kernel without needing to actually attach to kernel threads. - If you want to do kernel debugging, say Y here; otherwise say N. - config GPROF bool "Enable gprof support" - depends on DEBUG_INFO && MODE_SKAS && !MODE_TT + depends on DEBUG_INFO && FRAME_POINTER help - This allows profiling of a User-Mode Linux kernel with the gprof - utility. + This allows profiling of a User-Mode Linux kernel with the gprof + utility. - See <http://user-mode-linux.sourceforge.net/gprof.html> for more - details. + See <http://user-mode-linux.sourceforge.net/old/gprof.html> for more + details. - If you're involved in UML kernel development and want to use gprof, - say Y. If you're unsure, say N. + If you're involved in UML kernel development and want to use gprof, + say Y. If you're unsure, say N. config GCOV bool "Enable gcov support" - depends on DEBUG_INFO && MODE_SKAS + depends on DEBUG_INFO help - This option allows developers to retrieve coverage data from a UML - session. + This option allows developers to retrieve coverage data from a UML + session. - See <http://user-mode-linux.sourceforge.net/gprof.html> for more - details. + See <http://user-mode-linux.sourceforge.net/old/gprof.html> for more + details. - If you're involved in UML kernel development and want to use gcov, - say Y. If you're unsure, say N. + If you're involved in UML kernel development and want to use gcov, + say Y. If you're unsure, say N. -config SYSCALL_DEBUG - bool "Enable system call debugging" - default N - depends on DEBUG_INFO - help - This adds some system debugging to UML, including keeping a ring buffer - with recent system calls and some global and per-task statistics. +config EARLY_PRINTK + bool "Early printk" + default y + ---help--- + Write kernel log output directly to stdout. - If unsure, say N + This is useful for kernel debugging when your machine crashes very + early before the console code is initialized. endmenu |